Undo
[ ?n'du ]
第3級
其它 Other
vt. 松開，解開;取消，廢除;毀滅;擾亂;
vi. 撤銷;
?? 詞根助記
un除去，解開+do做→取消，解開
?? 例句
What's done cannot be undone.
覆水難收。
There was bandages to do, sir, and bandages undo.
要扎繃帶，先生，還要解繃帶。
Ah, don't let us undo what you've done.
啊，不要讓我們改變你們已經決定了的事。
It is better for the doer to undo what he has done.
解鈴還需系鈴人。
He has undone the good work of his predecessor.
他已毀了他前任取得的良好成就。
?? 聯想助記
【記】※ un-前綴“不、相反”,do-做、干:不做原來定好的事情→取消
※ un-前綴“不、相反”,do-做、干:你如果不干壞事,我就解開你身上的繩子
? 同義詞
?? 反義詞
?? 牛津釋義
undo
v
(pt undid , pp undone ) [Tn]
1 untie or unfasten (knots, buttons, etc); open (a parcel, an envelope, etc) 解開, 松開（結、 鈕扣等）; 打開, 拆開（包裹、 信封等）
My zip has come undone. 我的拉鎖開了.
I can't undo my shoelaces. 我解不開鞋帶.
undo (ie unravel) some knitting 拆開編結物. Cf 參看 do up (do2), do sth up.
2 destroy the effect of (sth); cancel 使（某事物）無效;取消; 廢除
He undid most of the good work of his predecessor. 他把前任的大部分業績毀掉了.
What is done cannot be undone. 已做的事是既成事實.
?? 考研助記
我不(un)干(do)， 松開我
?? 擴展釋義
*[,?n'du:]vt. 解開, 取消, 破壞, 毀滅, 擾亂vi. 松開【計】 撤消
?? 同為「CET-4」詞匯
查看全部CET-4詞匯 ›??? 情景例句
It was like being on a boat.
就好像是坐在一條小船上一樣。
No, more, about 130 years ago. Most of the slave owners were rich farmers who lived in the south. They wanted to keep their slaves.
不，還要早，大約130年前。大多數奴隸主都是住在南方的富有的農場主。他們想保留自己的奴隸。
The next day he walked through the wood again.
第二天，他再次穿過樹林。